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PB20A-NBAHP
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PB20A-NBAHP
Precision Bearings
Precision, Steel Ball Bushing Bearing Pillow Block, 1.250 in, Not Self-Aligning, Closed Pillow Block, Not Corrosion Resistant
Lead Time:
5 Days
Lead times may increase with higher quantities. Lead time displayed in business days.
- Precision Steel Ball Bushing bearings offer great improvements in efficiency, productivity, and accuracy over high-friction plain bearings flat-ways.
- The all-steel design makes the bearing product line perfect for replacing plain bearings in high temperature applications.
- The steel sleeve anti-friction recirculating ball bushing provides rigid low drag movement – ~100x lower drag coefficient than a plain contact bearing.
- A coefficient of friction as low as .001. When replacing high friction plain bearings, Precision Steel Ball Bushing Bearings dramatically improve machine productivity and efficiency.
Dimension |
Value |
A |
101.60 mm (4.000 in) |
B |
92.20 mm (3.630 in) |
B1 |
69.85 mm (2.750 in) |
d |
31.75 mm (1.250 in) |
E1 |
76.20 mm (3.000 in) |
E2 |
47.63 mm (1.875 in) |
F1 |
11.18 mm (0.440 in) |
H |
44.45 mm (1.750 in) |
H1 |
82.55 mm (3.250 in) |
N |
8.64 mm (0.340 in) |
Dimension |
Value |
A |
101.60 mm (4.000 in) |
B |
92.20 mm (3.630 in) |
B1 |
69.85 mm (2.750 in) |
d |
31.75 mm (1.250 in) |
E1 |
76.20 mm (3.000 in) |
E2 |
47.63 mm (1.875 in) |
F1 |
11.18 mm (0.440 in) |
H |
44.45 mm (1.750 in) |
H1 |
82.55 mm (3.250 in) |
N |
8.64 mm (0.340 in) |
Specification |
Value |
Adjustable/Not Adjustable |
Not Adjustable |
Closed/Open |
Closed |
Nylon Ball or Alternating Nylon Ball |
Alternating Nylon Balls |
Roll Pack |
No Roll Pack |
Food Grade Rated |
Not Food Grade |
Self Alignment |
Not self-aligning |
Single/Twin |
Single |
Temperature Max |
85 °C / 185 °F |
Use with shafting class |
S |
Wipers, Seals |
|
Weight |
1.996 kg / 4.4 lbs |
Nominal Diameter |
31.750 mm / 1.25 in |
Length |
92.202 mm / 3.63 in |
Height |
82.550 mm / 3.25 in |
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